CN103728308A

CN103728308A - Overturning device, detection apparatus possessing it, and overturning method

Info

Publication number: CN103728308A
Application number: CN201210388922.5A
Authority: CN
Inventors: 邹嘉骏; 蔡鸿儒; 张振明; 徐志宏
Original assignee: Utechzone Co Ltd
Current assignee: Utechzone Co Ltd
Priority date: 2012-10-12
Filing date: 2012-10-12
Publication date: 2014-04-16
Anticipated expiration: 2032-10-12
Also published as: CN103728308B

Abstract

An overturning device is suitable for overturning a material sheet for measurement, the material sheet for measurement has an upper surface and a lower surface, the overturning device includes a guide mechanism and a push mechanism, the guide mechanism comprises a block bench and a guide sliding bench fixedly connected to the block bench, the guide bench is provided with a through groove, there is an angle between the guide sliding bench and the block bench, the block bench and the guide sliding bench can move between a first position and a second position, the guide sliding bench is oblique and guides the material sheet for measurement to slide toward the block bench to a predetermined position in order to make one tail end of the material sheet for measurement abut against the block bench and the lower surface abut on the guide sliding bench when the block bench and the guide sliding bench are in the first position, the block bench is horizontal and allows the material sheet for measurement to be born to be a horizontal state when the block bench and the guide sliding bench are in the second position, the push mechanism comprises a push member, and the push member can extend out of the through groove and pushes the lower surface of the material sheet for measurement in the predetermined position towards the direction of the block bench in order to drive the material sheet for measurement to rotate and make the upper surface of the material sheet for measurement abut against the block bench.

Description

Turning device, the checkout equipment with this turning device and method for turning

Technical field

The present invention relates to a kind of turning device, particularly relate to a kind of turning device for the tablet to be measured that overturns, the checkout equipment with this turning device and method for turning

Background technology

Checkout equipment judges in order to detect the surface blemish of a tablet to be measured, take whether tablet to be measured is non-defective unit conventionally.One conveying device of checkout equipment can be delivered to tablet to be measured one optical detection apparatus place, the action that optical detection apparatus is first detected a upper surface of tablet to be measured, to detect upper surface whether just like the flaw of foreign matter, scratch or the configuration of surface such as concavo-convex.After upper surface has detected, conveying device can be delivered to a turning device by tablet to be measured, turning device is by a sucker that is arranged at pivot arm, to be adsorbed in the upper surface of tablet to be measured, by a motor driving pivot arm, turns over turnback, makes the lower surface of tablet to be measured towards top.Then, conveying device just can be delivered to tablet to be measured the action of optical detection apparatus so that the lower surface of tablet to be measured is detected.

The sucker of aforementioned turning device can be connected to an extraction sector conventionally, by the startup of extraction sector, can make a plurality of suction nozzles of sucker produce suction, and whereby, sucker can adsorb tablet to be measured by a plurality of suction nozzles.When if the absorption strength of these suction nozzles is inhomogeneous, pivot arm drives in the process of tablet upset to be measured, is easy to occur tablet to be measured and departs from sucker and drop, and causes the situation that tablet to be measured is impaired or break.Moreover due to the complex structure of whole turning device, therefore, manufacturing cost is higher.

Summary of the invention

An object of the present invention, is to provide a kind of turning device, its simple structure and low cost of manufacture, and can rapidly and positively carry out the upset operation of tablet to be measured.

Object of the present invention and solution background technology problem realize by the following technical solutions, the turning device proposing according to the present invention, and the tablet to be measured that is suitable for overturning, this tablet to be measured has a upper surface and a lower surface in contrast to this upper surface.

This turning device comprises a guide mechanism and a top-pushing mechanism, this guide mechanism comprises that one stops platform, and one be fixedly connected to this and stop the guiding slide unit on platform, this guiding slide unit is formed with wears groove, this guiding slide unit and this stop and between platform, press from both sides an angle, this stops that platform and this guiding slide unit can move between a primary importance and a second place, when this primary importance, this guiding slide unit is to tilt and towards this, stops that platform slippage is to a precalculated position in order to guide this tablet to be measured, make an end of this tablet to be measured be connected to this and stop platform and this lower surface is resisted against this guiding slide unit, when this second place, this stops that platform is level and this tablet to be measured is carried on to a horizontality, this top-pushing mechanism is arranged at this guiding slide unit and comprises that one wears the corresponding yoke frame in groove position with this, this yoke frame can stretch through out, and this is worn groove and this lower surface that is positioned at this tablet to be measured in this precalculated position is stopped to platform direction pushing tow towards this, to drive this tablet to be measured to rotate and to make this upper surface be resisted against this, stop platform.

Object of the present invention and solution background technology problem can also adopt following technological means further to realize.

Turning device also comprises a driving mechanism being connected with this guide mechanism, and this driving mechanism stops that in order to order about this platform and this guiding slide unit move between this primary importance and this second place.

This stop platform comprise one in order to stop this tablet to be measured and can for this upper surface against conveying belt, this conveying belt comprises a leading edge and a trailing edge, when this second place, this conveying belt be level and can along one by after loopback direction forward carry this tablet to be measured.

This guiding slide unit comprises one and in order to guide this tablet to be measured, slides onto the guid skateboard in this precalculated position, this guid skateboard comprises that one is adjacent to the lower end of this conveying belt, and the upper end away from this conveying belt, this lower end of this guid skateboard be located at interval at this conveying belt top and and this conveying belt between form a space, this space can be passed through for this tablet to be measured.

This space is greater than the thickness of this tablet to be measured and is less than the twice of this thickness.

This guid skateboard comprises that one in order to guide the guiding plate body of this survey tablet slippage, an and block plate body that is connected in slidably this guiding plate body, this guiding plate body has this and wears groove and define this upper end, this block plate body define this lower end and and this conveying belt between form this space, this block plate body can be guided plate body with respect to this and be moved to adjust this pore size.

This guiding slide unit also comprises two and is convexly set on this guid skateboard and left and right guiding slide rail separately, this two guidings slide rail can supply respectively the left and right sides butt of this tablet to be measured, respectively this guiding slide rail is microscler and comprises that one is adjacent to the block side of this lower end, an and oblique guiding face that is adjacent to this upper end, this block side is vertical with this guid skateboard and this conveying belt, block can be distinguished in the left and right sides of this tablet to be measured in this block side of this two guidings slide rail, and this oblique guiding face of this two guidings slide rail is in order to be directed to this guid skateboard by this tablet to be measured.

This lower end of this guid skateboard is positioned in the middle of this leading edge and this trailing edge of this conveying belt, this lower end respectively with this leading edge and this trailing edge separately, this angle of pressing from both sides between this guid skateboard of this guiding slide unit and this this conveying belt that stops platform is 90 degree, this driving mechanism stops that in order to order about this platform and this guiding slide unit rotate between this primary importance and this second place, when this primary importance, this guiding slide unit and this stop that platform is respectively inclination, when this second place, this stops that platform is level, and this guiding slide unit is upright.

This driving mechanism comprises a propulsion arm and a cylinder, and this propulsion arm top is articulated in this and stops platform, and this cylinder is in order to drive this propulsion arm to move back and forth to drive this to stop that platform and this guiding slide unit rotate between this primary importance and this second place.

This lower end of this guid skateboard is positioned in the middle of this leading edge and this trailing edge of this conveying belt, this lower end respectively with this leading edge and this trailing edge separately, this upper end of this guid skateboard is located at interval at this leading edge top of this conveying belt, this angle of pressing from both sides between this guid skateboard of this guiding slide unit and this this conveying belt that stops platform is obtuse angle, this driving mechanism is in order to order about this guiding slide unit and this stops platform traveling priority between this primary importance and this second place, the height of this second place is higher than the height of this primary importance, when this primary importance or this second place, this guiding slide unit is to tilt and this stops that platform is level.

This driving mechanism comprises a propulsion arm and a cylinder, and this propulsion arm top is connected in this and stops platform, and this cylinder is in order to drive this propulsion arm to move back and forth to drive this guiding slide unit and this to stop platform traveling priority between this primary importance and this second place.

This top-pushing mechanism also comprises whether one move to the sensing element in this precalculated position in order to order about the driving element, of this yoke frame action in order to this tablet to be measured of sensing, and the controller being electrically connected between this sensing element and this driving element, when this precalculated position is arrived in this tablet slippage to be measured, this sensing element can transmit a sensing signal to this controller and drive this yoke frame action so that it controls this driving element.

In one embodiment, this yoke frame is a swing arm, and this driving element is one can drive the motor of this swing arm reciprocating rotary.

In another embodiment, this yoke frame is a push rod, and this driving element is a cylinder that can drive this push rod to move back and forth.

Another object of the present invention, be to provide a kind of checkout equipment with turning device, the simple structure of turning device and low cost of manufacture, and can rapidly and positively carry out the upset operation of tablet to be measured, so that checkout equipment can promptly carry out the detection of surface blemish to the upper surface of tablet to be measured and lower surface.

The checkout equipment with turning device proposing according to the present invention, be suitable for detecting the surface blemish of a tablet to be measured, this tablet to be measured has a upper surface and a lower surface in contrast to this upper surface, and this checkout equipment comprises a conveying device, an optical detection apparatus, and a turning device.

This conveying device comprises a conveying belt body, this conveying belt body has a front end and a rear end, this conveying belt body can be carried this tablet to be measured by the throughput direction after the previous dynasty along one, this checkout equipment also comprises a feed arrangement, this feed arrangement is adjacent to this front end of this conveying belt body, in order to provide this tablet to be measured to this conveying belt body, this optical detection apparatus arranges between this front end and this rear end and is positioned at this conveying belt body top, this optical detection apparatus detects in order to this upper surface or this lower surface of this tablet to be measured on this conveying belt body, this turning device is adjacent to this rear end of this conveying belt body in order to this tablet to be measured that overturns, this turning device comprises a guide mechanism and a top-pushing mechanism, this guide mechanism comprises that one stops platform, and one be fixedly connected to this and stop on platform in order to accept the guiding slide unit of this tablet to be measured of being exported by this conveying belt body, this guiding slide unit is formed with wears groove, this guiding slide unit and this stop and between platform, press from both sides an angle, this stops that platform and this guiding slide unit can move between a primary importance and a second place, when this primary importance, this guiding slide unit is to tilt and towards this, stops that platform slippage is to a precalculated position in order to guide this tablet to be measured, make an end of this tablet to be measured be connected to this and stop platform and this lower surface is resisted against this guiding slide unit, when this second place, this stops that platform is level and this tablet to be measured is carried on to a horizontality, this top-pushing mechanism is arranged at this guiding slide unit and comprises that one wears the corresponding yoke frame in groove position with this, this yoke frame can stretch through out, and this is worn groove and this lower surface that is positioned at this tablet to be measured in this precalculated position is stopped to platform direction pushing tow towards this, to drive this tablet to be measured to rotate and to make this upper surface be resisted against this, stop platform.

This turning device also comprises a driving mechanism being connected with this guide mechanism, and this driving mechanism stops that in order to order about this platform and this guiding slide unit move between this primary importance and this second place.

This stop platform comprise one in order to stop this tablet to be measured and can for this upper surface against conveying belt, this conveying belt comprises a leading edge and a trailing edge, when this second place, this conveying belt is level and is co-located at same level height with this conveying belt body, this conveying belt can along one by after loopback direction forward carry this tablet to be measured to carry belt body to this.

This lower end of this guid skateboard is positioned in the middle of this leading edge and this trailing edge of this conveying belt, this lower end respectively with this leading edge and this trailing edge separately, this angle of pressing from both sides between this guid skateboard of this guiding slide unit and this this conveying belt that stops platform is 90 degree, this driving mechanism stops that in order to order about this platform and this guiding slide unit rotate between this primary importance and this second place, when this primary importance, this guiding slide unit and this stop that platform is respectively inclination, this upper end of this guid skateboard is adjacent to this conveying belt body, when this second place, this this leading edge that stops that platform is level and this conveying belt is adjacent to this conveying belt body, this guiding slide unit is upright.

This lower end of this guid skateboard is positioned in the middle of this leading edge and this trailing edge of this conveying belt, this lower end respectively with this leading edge and this trailing edge separately, this upper end of this guid skateboard is located at interval at this leading edge top of this conveying belt, this angle of pressing from both sides between this guid skateboard of this guiding slide unit and this this conveying belt that stops platform is obtuse angle, this driving mechanism is in order to order about this guiding slide unit and this stops platform traveling priority between this primary importance and this second place, the height of this second place is higher than the height of this primary importance, when this primary importance or this second place, this guiding slide unit is to tilt and this stops that platform is level, when this primary importance, this upper end of this guid skateboard is adjacent to this conveying belt body, when this second place, this leading edge of this conveying belt is adjacent to this conveying belt body.

The present invention's another object, is to provide a kind of method for turning, can be rapidly and the tablet to be measured that positively overturns.

The method for turning proposing according to the present invention, the tablet to be measured that is suitable for overturning, this tablet to be measured has a upper surface and a lower surface in contrast to this upper surface.

The method comprises following step:

(A) by a guiding slide unit that is inclination, guide this tablet to be measured and stop that towards one platform slippage is to a precalculated position, make an end of this tablet to be measured be connected to this and stop platform and this lower surface is resisted against this guiding slide unit, this guiding slide unit be fixedly connected to this stop platform and and this stop and between platform, press from both sides an angle, and this guiding slide unit and this stop that platform position is in a primary importance;

(B) by a top-pushing mechanism one of this guiding slide unit that stretches through out, wear groove and this lower surface of this tablet to be measured is stopped to platform direction pushing tow towards this, to drive this tablet to be measured to rotate and to make this upper surface be resisted against this, stop platform; And

(C) by a driving mechanism, order about this guiding slide unit and this stops that platform moves to a second place by this primary importance, make this stop that platform is level and this tablet to be measured is carried on to a horizontality, and this lower surface of this tablet to be measured upward.

In this step (C), this driving mechanism orders about this and stops that platform and this guiding slide unit are rotated to this second place by this primary importance.

In this step (C), this driving mechanism order about this this guiding slide unit and this stop platform by this primary importance traveling priority to this second place, the height of this second place is higher than the height of this primary importance.

By technique scheme, advantage and beneficial effect that the present invention has the checkout equipment of turning device are, by simply constructed turning device design, can reduce manufacturing cost, and turning device can rapidly and positively carry out the upset operation of tablet to be measured, so that checkout equipment can promptly carry out the detection of surface blemish to the upper surface of tablet to be measured and lower surface.

In should be understood that within the scope of the present invention, above-mentioned each technical characterictic of the present invention and can combining mutually between specifically described each technical characterictic in below (eg embodiment), thus form new or preferred technical scheme.As space is limited, at this, tire out and state no longer one by one.

Accompanying drawing explanation

Fig. 1 is the first preferred embodiment of the present invention's checkout equipment with turning device, is used for illustrating the stereographic map of the position relationship between conveying device, feed arrangement, optical detection apparatus and turning device;

Fig. 2 is the first preferred embodiment of the present invention's checkout equipment with turning device, is used for illustrating the side view of the position relationship between conveying device, feed arrangement, optical detection apparatus and turning device;

Fig. 3 is the turning device of the first preferred embodiment of the present invention's checkout equipment with turning device, is used for illustrating the stereographic map of the position relationship between base, driving mechanism and guide mechanism;

Fig. 4 is the first preferred embodiment of the present invention's checkout equipment with turning device, is used for explanation guiding slide unit and stop that platform is at the broken section enlarged drawing of primary importance;

Fig. 5 is the turning device of the first preferred embodiment of the present invention's checkout equipment with turning device, is used for explanation guiding slide unit and stop that platform is at the vertical view of the second place;

Fig. 6 is the first preferred embodiment of the present invention's checkout equipment with turning device, is used for explanation guiding slide unit and stop that platform is at the broken section enlarged drawing of the second place;

Fig. 7 is the turning device of the first preferred embodiment of the present invention's checkout equipment with turning device, is used for illustrating space between block plate body and conveying belt and the broken section enlarged drawing of the relation between the thickness of tablet to be measured;

Fig. 8 is the turning device of the first preferred embodiment of the present invention's checkout equipment with turning device, is used for the explanation guiding microscler guide groove of plate body and the partial enlarged drawing of the relation between screw;

Fig. 9 is the turning device of the first preferred embodiment of the present invention's checkout equipment with turning device, is used for illustrating the partial enlarged drawing that defines space between the lower end of block plate body and conveying belt;

Figure 10 is the guid skateboard of the first preferred embodiment of the present invention's checkout equipment with turning device, is used for illustrating that screw is arranged in the microscler guide groove of guiding plate body screw lock in the broken section enlarged drawing of block plate body;

Figure 11 is the process flow diagram of method for turning of the first preferred embodiment of the present invention's checkout equipment with turning device;

Figure 12 is the first preferred embodiment of the present invention's checkout equipment with turning device, is used for illustrating that tablet to be measured slides onto the broken section enlarged drawing on guiding slide unit;

Figure 13 is the first preferred embodiment of the present invention's checkout equipment with turning device, is used for illustrating that tablet to be measured slides onto the broken section enlarged drawing in precalculated position;

Figure 14 is the first preferred embodiment of the present invention's checkout equipment with turning device, is used for illustrating that the lower surface of yoke frame pushing tow tablet to be measured makes tablet to be measured towards the broken section enlarged drawing that stops platform direction rotation;

Figure 15 is the first preferred embodiment of the present invention's checkout equipment with turning device, is used for illustrating that the upper surface of tablet to be measured is connected to the broken section enlarged drawing on the conveying belt that stops platform;

Figure 16 is the first preferred embodiment of the present invention's checkout equipment with turning device, is used for illustrating that tablet to be measured is stacked on the broken section enlarged drawing on conveying belt;

Figure 17 is the first preferred embodiment of the present invention's checkout equipment with turning device, is used for illustrating that driving mechanism drives guiding slide unit and stops that platform rotates the broken section enlarged drawing to the second place;

Figure 18 is the first preferred embodiment of the present invention's checkout equipment with turning device, is used for illustrating that conveying belt carries the broken section enlarged drawing of tablet to be measured with carrying belt body along loopback direction;

Figure 19 is the turning device of the second preferred embodiment of the present invention's checkout equipment with turning device, is used for illustrating that tablet to be measured slides onto the partial sectional view in precalculated position;

Figure 20 is the turning device of the second preferred embodiment of the present invention's checkout equipment with turning device, is used for illustrating the broken section enlarged drawing of the lower surface of yoke frame pushing tow tablet to be measured;

Figure 21 is the turning device of the second preferred embodiment of the present invention's checkout equipment with turning device, is used for illustrating that the upper surface of tablet to be measured is connected to the broken section enlarged drawing of conveying belt;

Figure 22 is the 3rd preferred embodiment of the present invention's checkout equipment with turning device, is used for explanation guiding slide unit and stop that platform is at the broken section enlarged drawing of primary importance;

Figure 23 is the 3rd preferred embodiment of the present invention's checkout equipment with turning device, is used for illustrating that the lower surface of yoke frame pushing tow tablet to be measured makes tablet to be measured towards the broken section enlarged drawing that stops platform direction rotation;

Figure 24 is the 3rd preferred embodiment of the present invention's checkout equipment with turning device, is used for illustrating that the upper surface of tablet to be measured is connected to the broken section enlarged drawing on the conveying belt that stops platform;

Figure 25 is the 3rd preferred embodiment of the present invention's checkout equipment with turning device, is used for illustrating that driving mechanism drives guiding slide unit and stops that platform traveling priority is to the broken section enlarged drawing of the second place; And

Figure 26 is the 3rd preferred embodiment of the present invention's checkout equipment with turning device, is used for illustrating that conveying belt carries the broken section enlarged drawing of tablet to be measured with carrying belt body along loopback direction.

Embodiment

About aforementioned and other technology contents, feature and effect of the present invention, in the following detailed description coordinating with reference to three graphic preferred embodiments, can clearly present.By the explanation of embodiment, when can be to reach technological means and the effect that predetermined object takes to be able to more deeply and concrete understanding to the present invention, yet appended graphic be to provide with reference to and explanation use, be not used for the present invention to be limited.

As shown in Figures 1 and 2, it is the first preferred embodiment of the present invention's checkout equipment with turning device, this checkout equipment 200 is suitable for detecting the surface blemish of a tablet 1 to be measured, the tablet to be measured 1 of the present embodiment be take one not the circuit substrate of light-permeable explain as example, tablet 1 to be measured has a upper surface 11 and a lower surface 12 in contrast to upper surface 11.Certainly, tablet 1 to be measured also can be other not element under tests of light-permeable, with circuit substrate, is not limited.

Checkout equipment 200 comprises a support 20, a conveying device 2, a feed arrangement 3, an optical detection apparatus 4, and a turning device 50.Conveying device 2 is arranged at support 20 tops and comprises a conveying belt body 21, carries belt body 21 to have a front end 211 and a rear end 212, carries belt body 21 by the throughput direction I after the previous dynasty, to carry tablet 1 to be measured along one.Feed arrangement 3 is adjacent to the front end 211 of carrying belt body 21, in order to provide tablet 1 to be measured to carrying on belt body 21.Optical detection apparatus 4 is installed on support 20 tops, optical detection apparatus 4 arranges between front end 211 and rear end 212 and is positioned at carries belt body 21 tops, and optical detection apparatus 4 detects in order to upper surface 11 or the lower surface 12 of the tablet to be measured 1 on conveying belt body 21.

As shown in Figure 2, Figure 3 and Figure 4, turning device 50 is adjacent to carries the rear end 212 of belt body 21 in order to the tablet 1 to be measured that overturns, and turning device 50 comprises a guide mechanism 5, and a top-pushing mechanism 6.Guide mechanism 5 comprises that one stops platform 51, and one be fixedly connected to and stop on platform 51 in order to accept the guiding slide unit 52 by the tablet to be measured 1 of carrying belt body 21 to export, guiding slide unit 52 is formed with wears groove 520, guide slide unit 52 and stop between platform 51 and press from both sides an angle A, stop that platform 51 and guiding slide unit 52 can move between a primary importance (as shown in Figure 4) and a second place (as shown in Figure 6).When primary importance, guiding slide unit 52 is to tilt and in order to guide tablet 1 to be measured towards stopping that platform 51 slippages are to a precalculated position, an end 13 of tablet 1 to be measured is connected to stop platform 51 and lower surface 12 is resisted against guiding slide unit 52.Top-pushing mechanism 6 is arranged at guiding slide unit 52 and comprises a yoke frame 61 corresponding with wearing groove 520 positions, when stopping that platform 51 and guiding slide unit 52 are 1 of primary importance and tablet to be measured during in precalculated position, yoke frame 61 can stretch through out and wear groove 520 and the lower surface 12 that is positioned at the tablet to be measured 1 in precalculated position is stopped to platform 51 to drive tablet 1 to be measured to rotate and upper surface 11 is resisted against by platform 51 direction pushing tows towards stopping.

It should be noted that, when stopping platform 51 and guiding slide unit 52 in primary importance, stop that platform 51 can be to be level or to be inclination, angle A is that boundary is being greater than 0 degree and is being less than in the scope of 180 degree, and the setting of angle A is to stop that platform 51 can reach to stop that it is good that tablet 1 to be measured and tablet to be measured 1 can be positioned at the angle stopping on platform 51 after upset.

As shown in Fig. 2, Fig. 5 and Fig. 6, when stopping that platform 51 moves to the second place with guiding slide unit 52 by primary importance, stop that platform 51 is level and tablet 1 to be measured is carried on to a horizontality, makes the lower surface 12 of tablet 1 to be measured upward.Now, can tablet 1 to be measured be transferred load on the conveying belt body 21 of conveying device 2 by the means of any transfer, make to carry belt body 21 tablet 1 to be measured can be transmitted back to optical detection apparatus 4 and sentence the detection of carrying out lower surface 12.Due to the simple structure of turning device 50, therefore, can effectively reduce the cost of manufacture.Moreover, by turning device 50, can to tablet 1 to be measured, overturn rapidly and positively, can avoid causing the situation that tablet 1 to be measured is impaired or break in the process of upset tablet 1 to be measured.

Below concrete structure and mode of operation for turning device 50 are elaborated:

As shown in Figure 2, Figure 3 and Figure 4, stop that platform 51 comprises a framework 511, two rollers 512 that are articulated in rotationally on framework 511 and are respectively adjacent to framework 511 front and back ends, and a conveying belt 513 being wound on two rollers 512.Conveying belt 513 in order to stop tablet to be measured 1 and can for the upper surface 11 of tablet 1 to be measured against, conveying belt 513 comprises a leading edge 514 and a trailing edge 515, the rotational driving conveying belt 513 by two rollers 512 is rotated.Guiding slide unit 52 comprises a guid skateboard 521 that is arranged at framework 511 1 sides, and guid skateboard 521 slides onto precalculated position in order to guide tablet 1 to be measured.Guid skateboard 521 comprises that one is adjacent to the lower end 522 of conveying belt 513, and a upper end 523 away from conveying belt 513.In the present embodiment, when stopping platform 51 and guiding slide unit 52 in primary importance, stop that platform 51 and guiding slide unit 52 are respectively the state of inclination, now, upper end 523 height of guid skateboard 521 are higher than lower end 522 height, and the upper end 523 of guid skateboard 521 is adjacent to the rear end 212 of carrying belt body 21, the leading edge 514 of conveying belt 513 is highly lower than trailing edge 515 height.Whereby, when carrying belt body 21 that tablet 1 to be measured is delivered to 523 position, upper end by guid skateboard 521, tablet 1 to be measured can fall on guid skateboard 521 voluntarily because of gravity relation, makes tablet 1 to be measured to slide onto precalculated position along guid skateboard 521.

As shown in Fig. 5, Fig. 6 and Fig. 7, when stopping that platform 51 moves to the second place with guiding slide unit 52, conveying belt 513 is level and is co-located at same level height with carrying belt body 21, and the leading edge 514 of conveying belt 513 is adjacent to the rear end 212 of carrying belt body 21.Due to the lower end 522 of the guid skateboard 521 of the present embodiment be located at interval at conveying belt 513 tops and and conveying belt 513 between form a space 524, space 524 can be passed through for tablet 1 to be measured, therefore, when conveying belt 513 along one by after loopback direction II forward carry in the process of tablet 1 to be measured, conveying belt 513 can be steadily and is carried swimmingly tablet 1 to be measured to be delivered to and to carry belt body 21 by space 524 and by tablet 1 to be measured.Then, carry belt body 21 just can carry tablet 1 to be measured to optical detection apparatus 4, to sentence the detection of carrying out lower surface 12 along loopback direction II.By conveying belt 513 along loopback direction II, carry tablet 1 to be measured to the design of carrying on belt body 21, can facilitate and promptly tablet 1 to be measured is recycled to and carry belt body 21, to avoid that the situation that tablet 1 to be measured drops occurs in the process of transfer tablet 1 to be measured.

As shown in Figures 3 and 4, turning device 50 also comprises a driving mechanism 7 being connected with guide mechanism 5, and driving mechanism 7 stops that in order to order about platform 51 and guiding slide unit 52 move between primary importance and the second place.Particularly, the platform 51 that stops of the present embodiment also comprises a connection piece 516, and web member 516 is arranged at framework 511 in contrast to the opposite side of guid skateboard 521 and between leading edge 514 and trailing edge 515.Driving mechanism 7 comprises a base 70, a propulsion arm 71, an and cylinder 72, cylinder 72 bottoms are articulated in base 70, propulsion arm 71 is arranged in cylinder 72 and protrudes out cylinder 72 tops, propulsion arm 71 tops are articulated on web member 516 rotationally, cylinder 72, in order to drive propulsion arm 71 to move back and forth between an initial position (as shown in Figure 4) and a pushing tow position (as shown in Figure 6), stops that to drive platform 51 and guiding slide unit 52 rotate between primary importance and the second place.

As shown in Fig. 2, Fig. 4, Fig. 6 and Fig. 7, for guide mechanism 5 can first sequentially temporaryly have been completed the tablet to be measured 1 of upper surface 11 detections and be stacked, to stop that platform 51 and guiding slide unit 52 can sequentially be recycled to the multi-disc being stacked tablet 1 to be measured on conveying belt body 21 when the second place, in the present embodiment, be to realize by following structural design.

When yoke frame 61 in order by piecemeal tablet 1 pushing tow to be measured to the conveying belt 513 that stops platform 51, after these tablets 1 to be measured are stacked, driving mechanism 7 can order about and stop that platform 51 and guiding slide unit 52 rotate to the second place by primary importance, make the tablet to be measured 1 that is stacked horizontal.Because formed space 524 between the lower end 522 of the guid skateboard 521 of the present embodiment and conveying belt 513 is greater than the thickness T of tablet 1 to be measured and is less than the twice of this thickness T, therefore, when conveying belt 513 is during along tablet 1 to be measured together of loopback direction II conveying and stacking, 524, space allows a slice tablet 1 to be measured that is positioned at lowermost end to pass through, remaining tablet 1 to be measured can be guided slide plate 521 to be stopped and cannot move, whereby, rear carrier 513 being sequentially recycled to the multi-disc being stacked tablet 1 to be measured one by one carries on belt body 21.In the present embodiment, the thickness of tablet 1 to be measured is to take 1.6mm as example explanation, and space 524 is to take 2.4mm as example explanation.

As Fig. 3, shown in Fig. 7 and Fig. 8, further, in order to make space 524, can adjust accordingly along with the thickness T of the tablet to be measured 1 of different size size, make turning device 50 when the tablet to be measured 1 for different size overturns operation, can guarantee that 524, space allows a slice tablet 1 to be measured that is positioned at lowermost end to pass through, in the present embodiment, guid skateboard 521 comprises that one in order to guide the guiding plate body 525 of tablet 1 slippage to be measured, one is connected in guiding plate body 525 and slidably in order to the block plate body 526 of block tablet 1 to be measured, and two fixed frames 527 that are arranged at respectively guiding plate body 525 left and right sides, two fixed frames 527 can be individually fixed on the framework 511 that stops platform 51 by for example mode for screw locking.Guiding plate body 525 defines upper end 523 and wears groove 520, a lower end of 523 and conveying belt 513 be separately in contrast to upper end for guiding plate body 525, guiding plate body 525 have one in order to the first surface 528, of guiding tablet 1 slippage to be measured in contrast to second 529 of first surface 528, and the two pairs of left and right microscler guide groove 530 separately, wear groove 520 and each microscler guide groove 530 and run through first surface 528 and second 529.

As shown in Fig. 7, Fig. 8, Fig. 9 and Figure 10, block plate body 526 define lower end 522 and and conveying belt 513 between form space 524, guid skateboard 521 also comprises two pairs of screws 531, each screw 531 is arranged in corresponding microscler guide groove 530 and is bolted in the screw 532 of a correspondence of block plate body 526, makes block plate body 526 to be fixed on guiding plate body 525 and to be resisted against second 529 by screw 531.When wish is adjusted space 524 size, first unscrew each screw 531, block plate body 526 can be moved with respect to guiding plate body 525.Because the bearing of trend of each microscler guide groove 530 length is to extend along the upper end 523 (as shown in Figure 3) of guid skateboard 521 and the direction of lower end 522, therefore, microscler guide groove 530 can restriction screws 531 can only be towards upper end 523 or 522 slide towards lower end, make the block plate body 526 can be along the length of each microscler guide groove 530 to moving to adjust space 524 sizes with respect to guiding plate body 525.When required size is adjusted in space 524, screw each screw 531 block plate body 526 is locked on guiding plate body 525, space 524 just can remain on required size and can at random not change.

As shown in Fig. 3, Fig. 4 and Fig. 5, in order exactly tablet 1 to be measured to be directed to the glide direction of guiding on plate body 525 and limiting tablet 1 to be measured, guiding slide unit 52 also comprises two and is convexly set on the first surface 528 of guiding plate body 525 and left and right guiding slide rail 533 separately.Each bearing of trend of guiding that slide rail 533 is microscler and length is to extend along 523Yu lower end, upper end 522 directions of guid skateboard 521, each is guided slide rail 533 and comprises that an oblique guiding face 534 that is adjacent to oblique guiding face 534, the two guiding slide rails 533 of upper end 523 can supply respectively the left and right sides butt of tablet 1 to be measured.By the design of oblique guiding face 534, make tablet 1 to be measured by carrying the downward landing of belt body 21 to guiding in the process of slide unit 52, when tablet 1 side to be measured is conflicted oblique guiding face 534, the glide direction of oblique guiding face 534 energy correcting tablet 1 to be measured is also directed on the first surface 528 of guiding plate body 525, make tablet 1 to be measured successfully along the first surface 528 of guiding plate body 525, slide onto precalculated position downwards, moreover, can also avoid tablet 1 slippage to be measured to go out to guide plate body 525 outsides and the situation that drops.

Each is guided slide rail 533 and also comprises that one is adjacent to the block side 535 of lower end 522, and block side 535 is vertical with first surface 528 and the conveying belt 513 of guiding plate body 525 respectively.When yoke frame 61 in order by piecemeal tablet 1 pushing tow to be measured to the conveying belt 513 that stops platform 51, while making these tablets 1 to be measured be stacked on conveying belt 513, block can be distinguished in stacking these tablet 1 left and right sides to be measured in heaps in the block side 535 of two guiding slide rails 533, these tablets 1 to be measured can be fitly stacked on conveying belt 513, to avoid the having tablet to be measured 1 of part to produce the crooked or not positive situation in left and right in these tablets 1 to be measured in heaps.In addition, as shown in Fig. 4, Fig. 5 and Fig. 7, in the present embodiment, guide the first surface 528 of plate body 525 and stop that the angle A of pressing from both sides between the conveying belt 513 of platform 51 is 90 degree, whereby, the first surface 528 of guiding plate body 525 can block on an end 13 of stacking these tablets 1 to be measured in heaps, these tablets 1 to be measured can be fitly stacked on conveying belt 513, with avoid having in these tablets 1 to be measured in heaps the tablet to be measured 1 of part produce before and after crooked or not positive situation.

The structural design of describing by aforementioned each paragraph, the guide mechanism 5 of the present embodiment can first sequentially temporaryly have been completed the tablet to be measured 1 of upper surface 11 detections and be stacked, when stopping platform 51 and guiding slide unit 52 in the second place, conveying belt 513 can sequentially be recycled to the multi-disc being stacked tablet 1 to be measured one by one carries belt body 21.

As shown in Fig. 3, Fig. 4 and Fig. 5, top-pushing mechanism 6 also comprises that one is arranged in guiding second 529 of plate body 525 in order to order about the driving element 62, of yoke frame 61 actions and is arranged at the sensing element 63 on second 529 of guiding plate body 525, and a controller 64 being electrically connected between sensing element 63 and driving element 62.Guiding plate body 525 is formed with a perforation 536 that runs through first surface 528 and second 529 and contiguous lower end 522, sensing element 63 positions with bore a hole whether 536 positions are corresponding moves to precalculated position in order to sensing tablet 1 to be measured.When tablet 1 slippage to be measured is when the precalculated position, sensing element 63 can transmit sensing signals to controller 64 and drive yoke frames 61 actions so that it controls driving element 62, yoke frame 61 is stretched through out wear groove 520 pushing tow to be positioned at the tablet to be measured 1 in precalculated position.In the present embodiment, yoke frame 61 is a swing arm, and driving element 62 is one be connected with swing arm and can drive the motor of swing arm reciprocating rotary.

Figure 11 is the method for turning process flow diagram of the present embodiment turning device 50, and it mainly comprises following step:

Step S1, by a guiding slide unit 52 guiding tablet 1 to be measured that is inclination, towards one, stop that platform 51 slippages are to a precalculated position, one end 13 of tablet 1 to be measured is connected to stop platform 51 and lower surface 12 is resisted against guiding slide unit 52, guiding slide unit 52 be fixedly connected to stop platform 51 and and stop and between platform 51, press from both sides an angle A, and guiding slide unit 52 with stop that 51 of platforms are in a primary importance;

Step S2, is worn groove 520 and the lower surface of tablet 1 to be measured 12 is stopped to platform 51 to drive tablet 1 to be measured to rotate and upper surface 11 is resisted against by platform 51 direction pushing tows towards stopping by a top-pushing mechanism 6 one of the guiding slide unit 52 that stretches through out; And

Step S3, is ordered about guiding slide unit 52 and is stopped that platform 51 moves to a second place by primary importance by a driving mechanism 7, make to stop that platform 51 is level and tablet 1 to be measured is carried on to a horizontality, and the lower surface 12 of tablet to be measured 1 upward.

As Figure 11, shown in Figure 12 and Figure 13, as step S1, when carrying belt body 21 that tablet 1 to be measured is delivered to guiding slide unit 52, because guiding slide unit 52 is inclination, therefore, when tablet 1 to be measured passes through the upper end 523 of guiding plate body 525, tablet 1 to be measured can fall between two guiding slide rails 533 voluntarily because of gravity relation, by oblique guiding face 534 guidings of each guiding slide rail 533, tablet 1 to be measured can successfully be slid onto on the first surface 528 of guiding plate body 525, and slide onto precalculated position as shown in figure 13 downwards along first surface 528, now, one end 13 of tablet 1 to be measured is connected on conveying belt 513 and lower surface 12 is connected to the first surface 528 of guiding plate body 525.

As shown in Figure 11, Figure 13, Figure 14 and Figure 15, when sensing element 63 sensing tablet 1 to be measured moves to precalculated position, sensing element 63 can transmit sensing signal to controller 64, and controller 64 can be controlled driving element 62 and drive yoke frame 61 to carry out step S2.Driving element 62 can drive yoke frame 61 along arrow III direction rotation, yoke frame 61 is stretched through out wear groove 520 and by the lower surface of tablet 1 to be measured 12 towards stopping platform 51 direction pushing tows, to drive tablet 1 to be measured to rotate and upper surface 11 to be resisted against stop the conveying belt 513 of platform 51.Then, driving element 62 can drive yoke frame 61 along the reverse rotation of arrow II I and return back to the initial position shown in Figure 15.Repeating step S1 and S2 just can be stacked on multi-disc tablet 1 to be measured on conveying belt 513 after sequentially piecemeal tablet 1 to be measured being overturn as illustrated in fig. 16.

As shown in Figure 11, Figure 17 and Figure 18, then, carry out step S3, the cylinder 72 by driving mechanism 7 drives propulsion arms 71 to move along arrow IV direction, propulsion arm 71 make progress and the process that moves forward in understand web member 516 pushing tow stop on platform 51 front ends and move by web member 516 interlocks up.When propulsion arm 71 moves to pushing tow position as shown in figure 17, stop that platform 51 and guiding slide unit 52 rotate to the second place, now, the conveying belt 513 that stops platform 51 is level and is co-located at same level height with carrying belt body 21, and guiding slide unit 52 is upright, stop that platform 51 is carried on a horizontality by these tablets 1 to be measured in heaps, and the lower surface 12 of each tablet 1 to be measured upward.What specify is, in the middle of the leading edge 514 that is positioned at conveying belt 513 due to the lower end 522 of the guid skateboard 521 of the present embodiment and trailing edge 515, and lower end 522 respectively with leading edge 514 and trailing edge 515 separately, therefore, when propulsion arm 71 will stop platform 51 and guiding slide unit 52 pushing tows to the second place, the leading edge 514 of conveying belt 513 can be in close proximity to the rear end 212 of carrying belt body 21, whereby, can avoid the leading edge 514 of conveying belt 513 and carry the distance between belt body 21 excessive, and then cause conveying belt 513 to the process of conveying belt body 21, the situation that tablet 1 to be measured drops to occur at loopback tablet 1 to be measured.

Then, conveying belt 513 can carry a slice tablet 1 to be measured that is positioned at lowermost end by space 524 and move to and carry belt body 21 along loopback direction II.Because being in close proximity to, the leading edge 514 of conveying belt 513 carries belt body 21, therefore, conveying belt 513 can be steadily and positively tablet 1 to be measured is delivered on conveying belt body 21, makes to carry belt body 21 can carry tablet 1 to be measured to optical detection apparatus 4, to sentence the detection of carrying out lower surface 12.

As shown in Figure 19, Figure 20 and Figure 21, it is the second preferred embodiment of the present invention's checkout equipment with turning device, the one-piece construction of this turning device 50 is roughly identical with the first preferred embodiment with mode of operation, and difference is in the design of top-pushing mechanism 6 slightly different.

In the present embodiment, yoke frame 61 ' is a push rod, and driving element 62 ' is a cylinder that is connected in guiding second 529 of plate body 525 and can drives this push rod to move back and forth.When tablet to be measured slides to precalculated position 1 time, driving element 62 ' can order about yoke frame 61 ' and move along arrow directions X, yoke frame 61 ' is stretched through out wear groove 520 and by the lower surface of tablet 1 to be measured 12 towards stopping platform 52 direction pushing tows, to drive tablet 1 to be measured to rotate and upper surface 11 to be resisted against stop the conveying belt 513 of platform 52.

As shown in Figure 22, Figure 23 and Figure 24, it is the 3rd preferred embodiment of the present invention's checkout equipment with turning device, the one-piece construction of this turning device 50 is roughly identical with the first preferred embodiment with mode of operation, and difference is in the design of guide mechanism 5 ' slightly different.

In the present embodiment, guide the first surface 528 of plate body 525 and stop that the angle A of pressing from both sides between the conveying belt 513 of platform 51 is obtuse angle, when stopping platform 51 and guiding slide unit 52 in the primary importance shown in Figure 22, guiding slide unit 52 is to tilt and stops that platform 51 is level, and the upper end 523 of guid skateboard 521 is located at interval at leading edge 514 tops of conveying belt 513.When tablet 1 to be measured slides onto precalculated position, driving element 62 can drive yoke frame 61 along arrow II I direction rotation, make yoke frame 61 that the lower surface of tablet 1 to be measured 12 courts are stopped to platform 51 direction pushing tows, to drive tablet 1 to be measured to rotate and to make upper surface 11 be resisted against conveying belt 513.

As shown in Figure 25 and Figure 26, driving mechanism 7 is in order to order about guiding slide unit 52 and to stop platform 51 traveling priority between primary importance and the second place, cylinder 72 by driving mechanism 7 drives propulsion arms 71 to move up along arrow VI direction, can be by web member 516 pushing tow stopped on platform 51 and moved by web member 516 interlocks up in the process that propulsion arm 71 moves up.When propulsion arm 71 moves to pushing tow position as shown in figure 25, stop that platform 51 and guiding slide unit 52 traveling priorities are to the second place, the height of the second place is higher than the height of primary importance, now, guiding slide unit 52 is to tilt and stops that platform 51 is to be level, stops that the conveying belt 513 of platform 51 is level and is co-located at same level height with carrying belt body 21.Because the upper end 523 of guid skateboard 521 is located at interval at leading edge 514 tops of conveying belt 513, therefore, when stopping platform 51 and guiding slide unit 52 traveling priorities to the second place, the leading edge 514 of conveying belt 513 just can be in close proximity to carries belt body 21.Because the leading edge 514 of conveying belt 513 is in close proximity to the rear end 212 of carrying belt body 21, therefore, conveying belt 513 can be steadily and positively tablet 1 to be measured is delivered to and carries belt body 21.

Conclude above-mentioned, the checkout equipment 200 of each embodiment, by simply constructed turning device 50 designs, can reduce manufacturing cost, and turning device 50 can rapidly and positively carry out the upset operation of tablet 1 to be measured, so that checkout equipment 200 can promptly carry out the detection of surface blemish to the upper surface 11 of tablet 1 to be measured and lower surface 12, really can reach the object of institute of the present invention demand.

All documents of mentioning in the present invention are all quoted as a reference in this application, just as each piece of document, are quoted as a reference separately.In addition should be understood that those skilled in the art can make various changes or modifications the present invention after having read above-mentioned instruction content of the present invention, these equivalent form of values fall within the application's appended claims limited range equally.

Claims

1. a turning device, the tablet to be measured that is suitable for overturning, this tablet to be measured has a upper surface and a lower surface in contrast to this upper surface; It is characterized in that:

2. turning device as claimed in claim 1, is characterized in that: also comprise a driving mechanism being connected with this guide mechanism, this driving mechanism stops that in order to order about this platform and this guiding slide unit move between this primary importance and this second place.

3. turning device as claimed in claim 2, it is characterized in that: this stop platform comprise one in order to stop this tablet to be measured and can for this upper surface against conveying belt, this conveying belt comprises a leading edge and a trailing edge, when this second place, this conveying belt be level and can along one by after loopback direction forward carry this tablet to be measured.

4. turning device as claimed in claim 3, it is characterized in that: this guiding slide unit comprises one and in order to guide this tablet to be measured, slides onto the guid skateboard in this precalculated position, this guid skateboard comprises that one is adjacent to the lower end of this conveying belt, and the upper end away from this conveying belt, this lower end of this guid skateboard be located at interval at this conveying belt top and and this conveying belt between form a space, this space can be passed through for this tablet to be measured.

5. turning device as claimed in claim 4, is characterized in that: this space is greater than the thickness of this tablet to be measured and is less than the twice of this thickness.

6. turning device as claimed in claim 5, it is characterized in that: this guid skateboard comprises that one in order to guide the guiding plate body of this survey tablet slippage, an and block plate body that is connected in slidably this guiding plate body, this guiding plate body has this and wears groove and define this upper end, this block plate body define this lower end and and this conveying belt between form this space, this block plate body can be guided plate body with respect to this and be moved to adjust this pore size.

7. turning device as claimed in claim 5, it is characterized in that: this guiding slide unit also comprises two and is convexly set on this guid skateboard and left and right guiding slide rail separately, this two guidings slide rail can supply respectively the left and right sides butt of this tablet to be measured, respectively this guiding slide rail is microscler and comprises that one is adjacent to the block side of this lower end, an and oblique guiding face that is adjacent to this upper end, this block side is vertical with this guid skateboard and this conveying belt, block can be distinguished in the left and right sides of this tablet to be measured in this block side of this two guidings slide rail, this oblique guiding face of this two guidings slide rail is in order to be directed to this guid skateboard by this tablet to be measured.

8. turning device as claimed in claim 5, it is characterized in that: this lower end of this guid skateboard is positioned in the middle of this leading edge and this trailing edge of this conveying belt, this lower end respectively with this leading edge and this trailing edge separately, this angle of pressing from both sides between this guid skateboard of this guiding slide unit and this this conveying belt that stops platform is 90 degree, this driving mechanism stops that in order to order about this platform and this guiding slide unit rotate between this primary importance and this second place, when this primary importance, this guiding slide unit and this stop that platform is respectively inclination, when this second place, this stops that platform is level, this guiding slide unit is upright.

9. turning device as claimed in claim 8, it is characterized in that: this driving mechanism comprises a propulsion arm and a cylinder, this propulsion arm top is articulated in this and stops platform, and this cylinder is in order to drive this propulsion arm to move back and forth to drive this to stop that platform and this guiding slide unit rotate between this primary importance and this second place.

10. turning device as claimed in claim 5, it is characterized in that: this lower end of this guid skateboard is positioned in the middle of this leading edge and this trailing edge of this conveying belt, this lower end respectively with this leading edge and this trailing edge separately, this upper end of this guid skateboard is located at interval at this leading edge top of this conveying belt, this angle of pressing from both sides between this guid skateboard of this guiding slide unit and this this conveying belt that stops platform is obtuse angle, this driving mechanism is in order to order about this guiding slide unit and this stops platform traveling priority between this primary importance and this second place, the height of this second place is higher than the height of this primary importance, when this primary importance or this second place, this guiding slide unit is to tilt and this stops that platform is level.

11. turning devices as claimed in claim 10, it is characterized in that: this driving mechanism comprises a propulsion arm and a cylinder, this propulsion arm top is connected in this and stops platform, and this cylinder is in order to drive this propulsion arm to move back and forth to drive this guiding slide unit and this to stop platform traveling priority between this primary importance and this second place.

12. turning devices as claimed in claim 1, it is characterized in that: this top-pushing mechanism also comprises whether one move to the sensing element in this precalculated position in order to order about the driving element, of this yoke frame action in order to this tablet to be measured of sensing, and the controller being electrically connected between this sensing element and this driving element, when this precalculated position is arrived in this tablet slippage to be measured, this sensing element can transmit a sensing signal to this controller and drive this yoke frame action so that it controls this driving element.

13. turning devices as claimed in claim 12, is characterized in that: this yoke frame is a swing arm, and this driving element is one can drive the motor of this swing arm reciprocating rotary.

14. turning devices as claimed in claim 12, is characterized in that: this yoke frame is a push rod, and this driving element is a cylinder that can drive this push rod to move back and forth.

15. 1 kinds of checkout equipments with turning device, be suitable for detecting the surface blemish of a tablet to be measured, this tablet to be measured has a upper surface and a lower surface in contrast to this upper surface, and this checkout equipment comprises a conveying device, an optical detection apparatus, and a turning device; It is characterized in that:

16. checkout equipments with turning device as claimed in claim 15, it is characterized in that: this turning device also comprises a driving mechanism being connected with this guide mechanism, this driving mechanism stops that in order to order about this platform and this guiding slide unit move between this primary importance and this second place.

17. checkout equipments with turning device as claimed in claim 16, it is characterized in that: this stop platform comprise one in order to stop this tablet to be measured and can for this upper surface against conveying belt, this conveying belt comprises a leading edge and a trailing edge, when this second place, this conveying belt is level and is co-located at same level height with this conveying belt body, this conveying belt can along one by after loopback direction forward carry this tablet to be measured to carry belt body to this.

18. checkout equipments with turning device as claimed in claim 17, it is characterized in that: this guiding slide unit comprises one and in order to guide this tablet to be measured, slides onto the guid skateboard in this precalculated position, this guid skateboard comprises that one is adjacent to the lower end of this conveying belt, and the upper end away from this conveying belt, this lower end of this guid skateboard be located at interval at this conveying belt top and and this conveying belt between form a space, this space can be passed through for this tablet to be measured.

19. checkout equipments with turning device as claimed in claim 18, is characterized in that: this space is greater than the thickness of this tablet to be measured and is less than the twice of this thickness.

20. checkout equipments with turning device as claimed in claim 19, it is characterized in that: this guid skateboard comprises that one in order to guide the guiding plate body of this survey tablet slippage, an and block plate body that is connected in slidably this guiding plate body, this guiding plate body has this and wears groove and define this upper end, this block plate body define this lower end and and this conveying belt between form this space, this block plate body can be guided plate body with respect to this and be moved to adjust this pore size.

21. checkout equipments with turning device as claimed in claim 19, it is characterized in that: this guiding slide unit also comprises two and is convexly set on this guid skateboard and left and right guiding slide rail separately, this two guidings slide rail can supply respectively the left and right sides butt of this tablet to be measured, respectively this guiding slide rail is microscler and comprises that one is adjacent to the block side of this lower end, an and oblique guiding face that is adjacent to this upper end, this block side is vertical with this guid skateboard and this conveying belt, block can be distinguished in the left and right sides of this tablet to be measured in this block side of this two guidings slide rail, this oblique guiding face of this two guidings slide rail is in order to be directed to this guid skateboard by this tablet to be measured.

22. checkout equipments with turning device as claimed in claim 19, it is characterized in that: this lower end of this guid skateboard is positioned in the middle of this leading edge and this trailing edge of this conveying belt, this lower end respectively with this leading edge and this trailing edge separately, this angle of pressing from both sides between this guid skateboard of this guiding slide unit and this this conveying belt that stops platform is 90 degree, this driving mechanism stops that in order to order about this platform and this guiding slide unit rotate between this primary importance and this second place, when this primary importance, this guiding slide unit and this stop that platform is respectively inclination, this upper end of this guid skateboard is adjacent to this conveying belt body, when this second place, this this leading edge that stops that platform is level and this conveying belt is adjacent to this conveying belt body, this guiding slide unit is upright.

23. checkout equipments with turning device as claimed in claim 22, it is characterized in that: this driving mechanism comprises a propulsion arm and a cylinder, this propulsion arm top is articulated in this and stops platform, and this cylinder is in order to drive this propulsion arm to move back and forth to drive this to stop that platform and this guiding slide unit rotate between this primary importance and this second place.

24. checkout equipments with turning device as claimed in claim 19, it is characterized in that: this lower end of this guid skateboard is positioned in the middle of this leading edge and this trailing edge of this conveying belt, this lower end respectively with this leading edge and this trailing edge separately, this upper end of this guid skateboard is located at interval at this leading edge top of this conveying belt, this angle of pressing from both sides between this guid skateboard of this guiding slide unit and this this conveying belt that stops platform is obtuse angle, this driving mechanism is in order to order about this guiding slide unit and this stops platform traveling priority between this primary importance and this second place, the height of this second place is higher than the height of this primary importance, when this primary importance or this second place, this guiding slide unit is to tilt and this stops that platform is level, when this primary importance, this upper end of this guid skateboard is adjacent to this conveying belt body, when this second place, this leading edge of this conveying belt is adjacent to this conveying belt body.

25. checkout equipments with turning device as claimed in claim 24, it is characterized in that: this driving mechanism comprises a propulsion arm and a cylinder, this propulsion arm top is connected in this and stops platform, and this cylinder is in order to drive this propulsion arm to move back and forth to drive this guiding slide unit and this to stop platform traveling priority between this primary importance and this second place.

26. checkout equipments with turning device as claimed in claim 15, it is characterized in that: this top-pushing mechanism also comprises whether one move to the sensing element in this precalculated position in order to order about the driving element, of this yoke frame action in order to this tablet to be measured of sensing, and the controller being electrically connected between this sensing element and this driving element, when this precalculated position is arrived in this tablet slippage to be measured, this sensing element can transmit a sensing signal to this controller and drive this yoke frame action so that it controls this driving element.

27. checkout equipments with turning device as claimed in claim 26, is characterized in that: this yoke frame is a swing arm, and this driving element is one can drive the motor of this swing arm reciprocating rotary.

28. checkout equipments with turning device as claimed in claim 26, is characterized in that: this yoke frame is a push rod, and this driving element is a cylinder that can drive this push rod to move back and forth.

29. 1 kinds of method for turning, the tablet to be measured that is suitable for overturning, this tablet to be measured has a upper surface and a lower surface in contrast to this upper surface; It is characterized in that:

The method comprises following step:

30. method for turning as claimed in claim 29, is characterized in that: in this step (C), this driving mechanism orders about this and stops that platform and this guiding slide unit are rotated to this second place by this primary importance.

31. method for turning as claimed in claim 29, it is characterized in that: in this step (C), this driving mechanism order about this this guiding slide unit and this stop platform by this primary importance traveling priority to this second place, the height of this second place is higher than the height of this primary importance.